1.
5.
6.
2.
4.
3.
1. Fan:
The Pump Enclosure Fan is used to regulate the temperature within the enclosure. It is regulated
by the Snap Thermostat.
2. Snap Thermostat:
The Snap Thermostat regulates the Pump Enclosure Fan. When the enclosure
temperature rises above 85 degrees Fahrenheit, the fan is turned on. When the enclosure temperature
drops below 65 degrees Fahrenheit, the enclosure fan is disabled.
3. Mass Flow Controller:
The Mass Flow Controller is located on a bracket within the pump enclosure.
For brief information see Section 2.5.2 and for service instructions see Section 9.5
4. Power Terminal:
Underneath the door shown in the photo are two power outlets. The top outlet is the
correct outlet for usage with the Pump. This outlet is controlled to power on and off the pump. The bottom
outlet is to be used for the optional Enclosure Heater. Note that the red lever is a dummy lever and does
not perform any function.
5. Pump:
The URG-3000N utilizes a 120V pump that is seated in the pump enclosure as shown. It
mounts with four nuts from the bottom, and service details can be found in Section 9.6
6. (Optional) Enclosure Heater:
The area with four small mounts on the wall of the pump enclosure is
shown to indicate where the optional Enclosure Heater would be located. This heater is available for
usage with the URG-3000N in colder environments. Installation instructions can be found in Section 9.7.
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